# Count items within compartments between specific indices of an array — Aced

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Source: https://www.aced.io/questions/4221/count-items-compartments-indices
Source observed: 2026-11-05T00:47:47.968Z
Last checked: 2026-11-05T00:47:47.968+00:00
Indexed: 2026-11-07T02:52:43.436+00:00

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# Count items within compartments between specific indices of an array.

We publish interview questions and preparation resources through Aced (formerly Exponent). This question is listed under **Data Structures & Algorithms** and **Coding**, and is associated with the **Software Engineer** role and **Amazon**.

## Question details

- **Interview type:** Data Structures & Algorithms
- **Reported last asked:** 2 years ago
- **Role:** [Software Engineer](https://www.aced.io/questions?role=swe)
- **Company:** [Amazon](https://www.aced.io/questions?company=amazon)
- **Categories:** [Data Structures & Algorithms](https://www.aced.io/questions?type=algorithms) and [Coding](https://www.aced.io/questions?type=coding)

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## Community answers

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We teach approaches for answering current system design questions across product, infrastructure, and AI domains. The course includes in-depth video examples, written breakdowns, reference patterns, and mock interview videos featuring senior engineers and managers.

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